Remove APT package caching from GitHub Actions workflow (#30)

Summary:
Eliminated the caching step for APT packages in the CI workflow to streamline the process. This change simplifies the workflow by focusing on essential steps, improving maintainability and reducing potential cache-related issues.

No other modifications were made to the workflow.

Pull Request resolved: #30

Reviewed By: Sibylau

Differential Revision: D78166625

Pulled By: FindHao

fbshipit-source-id: b0389629c15322186de6e76a30684d6df1ed326e

Author: FindHao

.ci/setup.sh

@@ -18,16 +18,6 @@ echo "CUDA_VERSION: $CUDA_VERSION"
 # Install system dependencies
 echo "Installing system dependencies..."
 
-# Check if we have cached APT lists (indicates cache hit)
-HAS_APT_CACHE=false
-if [ -f "/var/lib/apt/lists/lock" ] || [ "$(ls -A /var/lib/apt/lists/ 2>/dev/null | wc -l)" -gt 5 ]; then
-    echo "✅ Detected cached APT package lists"
-    HAS_APT_CACHE=true
-else
-    echo "📦 No APT cache found"
-    HAS_APT_CACHE=false
-fi
-
 # Set up LLVM 17 APT source with modern GPG key handling
 echo "Setting up LLVM 17 APT source..."
 NEED_SOURCE_UPDATE=false
@@ -53,20 +43,13 @@ else
     echo "✅ LLVM APT source already configured"
 fi
 
-# Smart APT update strategy
-APT_UPDATED=false
-if [ "$HAS_APT_CACHE" = "true" ] && [ "$NEED_SOURCE_UPDATE" = "false" ]; then
-    echo "🚀 Using cached package lists, skipping initial update"
-    APT_UPDATED=false
-elif [ "$NEED_SOURCE_UPDATE" = "true" ]; then
+# Update package lists
+if [ "$NEED_SOURCE_UPDATE" = "true" ]; then
     echo "🔄 Updating package lists (new source added)..."
-    sudo apt-get update
-    APT_UPDATED=true
 else
-    echo "🔄 Updating package lists (no cache available)..."
-    sudo apt-get update
-    APT_UPDATED=true
+    echo "🔄 Updating package lists..."
 fi
+sudo apt-get update
 
 # Install clang and clangd first
 echo "Installing clang and clangd..."
@@ -109,13 +92,6 @@ if [ "$HAS_CORRECT_CUDA" = "true" ]; then
     # Install other dev libraries but skip CUDA toolkit
     sudo apt-get install -y libstdc++6 libstdc++-12-dev libffi-dev libncurses-dev zlib1g-dev libxml2-dev git build-essential
 else
-    # Need to install CUDA - ensure package lists are updated
-    if [ "$APT_UPDATED" = "false" ]; then
-        echo "🔄 Updating package lists before CUDA installation..."
-        sudo apt-get update
-        APT_UPDATED=true
-    fi
-
     echo "📦 Installing CUDA $CUDA_VERSION_REQUIRED and development libraries..."
     # Install all packages including CUDA toolkit (this is the big download)
     sudo apt-get install -y cuda-toolkit-12.8 libstdc++6 libstdc++-12-dev libffi-dev libncurses-dev zlib1g-dev libxml2-dev git build-essential

.github/workflows/test.yml

@@ -68,17 +68,6 @@ jobs:
                   restore-keys: |
                       ${{ runner.os }}-pip-3.11-
 
-            - name: Cache APT packages
-              uses: actions/cache@v3
-              with:
-                  path: |
-                      /var/cache/apt/archives
-                      /var/lib/apt/lists
-                  key: ${{ runner.os }}-apt-${{ hashFiles('.ci/setup.sh') }}-${{ steps.weekly-cache.outputs.week }}
-                  restore-keys: |
-                      ${{ runner.os }}-apt-${{ hashFiles('.ci/setup.sh') }}-
-                      ${{ runner.os }}-apt-
-
             - name: Get Triton latest commit
               id: triton-commit
               run: |